STOCKTON - Four men assaulted one person and forced another to the ground when they robbed people inside a residence in the 1700 block of West Fremont Street at 10:50 p.m. Monday, authorities said.

The first victim told police he was standing outside the location when the robbers approached him, including one who was armed with a handgun and assaulted the victim. The other three entered the residence, forced the second victim to the floor and stole several items, police said.

Both victims are 43 years old, authorities said. The robbers were described as men in their late 20s and with thin builds, police said.